class A {
	double f(int x,double y) {
		return x+y;
	}
	int f(int x,int y) {
		return x*y;
	}
}
public class E1 {
	public static void main(String args[]) {
		A a=new A();
		System.out.println(a.f(10,10));   //【代码1】
		System.out.println(a.f(10,10.0));   //【代码2】
	}
}

